Light Waves I - SS3 Physics Past Questions and Answers - page 2
Waves from which of the following regions of the electromagnetic spectrum is used for medical imaging
Infrared radiation
Microwaves
X-rays
Gamma rays
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The region with the longest wavelength of the electromagnetic spectrum is
Gamma rays
X-rays
Ultraviolet radiation
Radio waves
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What is visible light and why is it unique?
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How is the electromagnetic spectrum divided?
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Light has the following behaviours except
Refraction
Diffraction
Penetration
Reflection
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The understanding of the behaviours of light has practical applications in all except
Optics
Mechanical engineering
Astronomy
Medicine
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Reflection of light occurs when ________
light waves bounce off a surface and pass through it
light waves bounce off a surface and change direction
light waves bounce off a surface and stop propagation
light waves bounce off a surface and heat up the surface
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Refraction of light occurs when ________
light waves pass through the surface of a medium
light waves pass through an intersection of air and space
light waves pass through a boundary between two different mediums
light waves pass through a camera lens and form an image
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Diffraction of light occurs when ________
light waves bend around a filter
light waves bend through an obstacle
light waves bend an obstacle
light waves bend around an obstacle
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What effect does refraction have on a light wave travelling through two mediums?
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